Home / 3,089.67-4,618.02-2,691.27

Finding the Fourth Proportional to 3,089.67, 4,618.02 and 2,691.27

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Solution

The fourth proportional to 3,089.67, 4,618.02 and 2,691.27 is: 4,022.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.67 : 4,618.02 = 2,691.27 : x
  2. Step 2: Convert to fraction form
    3,089.67/4,618.02 = 2,691.27/x
  3. Step 3: Cross multiply
    3,089.67x = 4,618.02 × 2,691.27
  4. Step 4: Simplify right side
    3,089.67x = 12,428,338.69
  5. Step 5: Solve for x
    x = 12,428,338.69/3,089.67
  6. Step 6: Final answer
    x = 4,022.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.